Remove unused imports

ui/gfx/text_elider.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // This file defines utility functions for eliding and formatting UI text.
 
 #ifndef UI_GFX_TEXT_ELIDER_H_
 #define UI_GFX_TEXT_ELIDER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/strings/string16.h"
-#include "third_party/icu/source/common/unicode/uchar.h"
-#include "third_party/icu/source/i18n/unicode/coll.h"
 #include "ui/gfx/gfx_export.h"
 
 class GURL;
 
 namespace base {
 class FilePath;
 }
 
 namespace gfx {
 class FontList;
@@ skipping 159 matching lines @@
 // the first word break before length, adding the horizontal ellipsis
 // character (unicode character 0x2026) to render ...
 // The supplied string is returned if the string has length characters or
 // less.
 GFX_EXPORT base::string16 TruncateString(const base::string16& string,
                                          size_t length);
 
 }  // namespace gfx
 
 #endif  // UI_GFX_TEXT_ELIDER_H_